<!DOCTYPE html>
<html lang="en">
<head>
    <!-- 编码 -->
    <meta charset="UTF-8">
    <!-- 关键词 -->
    <meta name="Keywords" content="canvas">
    <!-- 描述 -->
    <meta name="Description" content="地图">
    <title>地图</title>
    <style>
        /*解决浏览器兼容性问题*/
        * {
            margin: 0;
        }

        .top {
            height: 50px;
            background: red;
        }
        .top .center{
            width: 90%;
            height: 50px;
            margin: 0 auto;
            background: orange;
        }

        .content {
            height: 94vh; /* vh会将页面分成100份  94vh为94份 */
            background: #E0DAD3;
        }
    </style>
</head>
<body>
    <!--    顶端-->
    <div class="top">
        <div class="center">

        </div>

    </div>

    <div class="content">

    </div>

    <script>

    </script>
</body>
</html>